Mobile Communication Device and Method for Deleting Short Message Service Messages

1. A method for automatically deleting short message service messages comprising: receiving and storing short message service messages; detecting an occupying space of the short message service messages; searching for first pending short message service messages with high level message deletion rates if the occupying space is greater than a predetermined volume; generating a first delete command according to the first pending short message service messages if the first pending short message service messages are found; receiving the first delete command; deleting the first pending short message service messages according to the first delete command; searching for a second pending short message service messages with a mid level message deletion rates if the first pending short message service messages are not found; generating a second delete command according to the second pending short message service messages if the second pending short message service messages are found; receiving the second delete command; deleting the second pending short message service messages according to the second delete command; wherein the high level message deletion rate indicates spam short message service messages, and a mid level message deletion rate indicates read short message service messages.

2. The method according to claim 1 , further comprising: repeating “receiving and storing short message service messages” if the occupying space is not greater than a predetermined volume.

3. The method according to claim 1 , further comprising: searching for a third pending short message service messages with a low level message deletion rates if the second pending short message service messages are not found according to a deletion time; generating a third delete command according to the third pending short message service messages; receiving the third delete command; deleting the third pending short message service messages according to the third delete command.

4. The method according to claim 1 , further comprising: identifying the first pending short message service messages to find special short message service messages; receiving the delete command if the special short message service messages are not found; deleting the first pending short message service messages.

5. The method according to claim 4 , further comprising: requiring a user input if the special short message service messages are found; receiving the delete command if the user input has been received; deleting the first pending short message service messages.

6. The method according to claim 5 , further comprising: jumping over the special short message service messages if the user input has been received; deleting the first pending short message service messages except for the special short message service messages.